FORD ESE-M8G84-A-2012 GASKET CORK-NITRILE BUTADIENE RUBBER TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Para No. Revisions Rev 02 2012 04 12 N Status No usage or replacement N. Benipal, NA 1978 07 17 Metricated, Renumbered & Retyped CE3H-RD782440E-Supp #2 1963 06 28 Released E7S-44 Page 1 of 2 GASKET, CORK-NITRILE BUTADIENE RU

2、BBER ESE-M8G84-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE: The material defined by this specification is a fine granular cork, nitrile butadiene rubber bonded gasket material. 2. APPLICATION: This specification was released originally for material used as an oil pan gasket. 3. REQUIREMENTS: All tests

3、shall be conducted in accordance with ASTM F 104, Type 2, unless otherwise specified. 3.1 COMPRESSIBILITY 35 - 45% (ASTM F 36, 400 psi (2.8 M Pa) load) Recovery, min 80% 3.2 TENSILE STRENGTH, min 200 psi (1.4 MPa) 3.3 COMPRESSION SET, max 40% (ASTM D 395, Method “A“, 22 h at 70 C) 3.4 FLEXIBILITY FA

4、CTOR, “F“ Original 12 Oven Aged 16 (70 h at 100 C) Oil Aged in ASTM Oil No. 1) 16 (70 h at 100 C) 3.5 IMMERSION IN LIQUIDS Immersion Fluid Test Conditions Thickness Change ASTM Oil No. 1 70 h at 100 C -5 to + 10% ASTM Oil No. 3 70 h at 100 C 0 to + 75% 3.6 GLUED JOINTS The requirements of this speci

5、fication shall apply to sections of the materials with glued joints. 3.6.1 Compressibility and Recovery Tests are to be conducted on specimens containing a glue line. Original properties must be maintained. 3.6.2 Tensile Strength ENGINEERING MATERIAL SPECIFICATION ESE-M8G84-A Page 2 of 2 3.6.2.1 Ori

6、ginal, min 200 psi (1.4 MPa) 3.6.2.2 After Immersion (para 3.5) Must not fail in glued joint 3.6.3 Flexibility Specimens containing a glue line shall bend without failure (crack, break or separate) around a mandrel having a diameter 16 times the thickness of the specimen before and after immersion (

7、para 3.5). 3.6.4 Compression Set, max 40% (ASTM D 395, Method “A“, 22 h at 70 C) 3.7 SUPPLIERS RESPONSIBILITY Material supplied to this specification must be equivalent to that originally approved. Changes in formulation or processing shall not be made without prior approval as described in Supplier

8、 Procedure I-A. 4. APPROVAL OF SUPPLIERS: Suppliers to this specification must be approved by the affected product engineering office. Procedure for gaining approval of a specific material to a new/existing ES-M specification is contained in Supplier Procedure I-A. Approved new suppliers will be added to the Engineering Materials Approved Source List. 5. GENERAL INFORMATION: This data is for information only and is not a requirement. 5.1 HARDNESS, DUROMETER “A“ 60- 80 (ASTM D 2240)